package com.example.bankend.service.impl;



import com.example.bankend.model.Customer;

import java.util.List;

public interface CustomerService {
    int insert(Customer customer);

    int deleteByPrimaryKey(Long customerID);

    int updateByPrimaryKey(Customer customer);

    Customer selectByPrimaryKey(Long customerID);
    Customer selectByPrimaryKey1(String pid);
    // 新增查询用户总人数的方法
    int countAllUsers();
    List<Customer> selectAll();
}
